Department of Physics, South China University of Technology, Guangzhou 510640, China ...

The Raman spectra of the three components, measured using the Olympus 20x 0.5NA dry objective, are shown in Figure 5(A). A second coverslip was placed approximately 1 mm above the sample, coated on ...

Commissions do not affect our editors' opinions or evaluations. Today’s average price of gas in the U.S. is $3.07 per gallon, unchanged from yesterday and last week and up $0.05 from last month.

Friedlander, of Berlin. At the same time we imagined that we had obtained a gas with a spectrum differing from that of argon and yet of approximately the same density; to this gas we gave the name ...

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Discover how different light sources, including LEDs, arc lamps, and lasers, impact optical microscopy techniques like fluorescence and live-cell imaging for precise research ...

The price of the Dutch TTF, the benchmark European natural gas climbed by more than 4% to €51 per megawatt-hour, its highest level since October 2023, before easing a little, on the first ...

Abstract: The measurement of power spectra is a problem of steadily increasing importance which appears to some to be primarily a problem in statistical estimation. Others may see it as a problem of ...